Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: qrtr: A refcount bug was fixed in qrtrrecvmsg. Syzbot reported the following bugs: refcountt: Addition of 0; use-after-free. … RIP: 0010:refcountwarnsaturate+0x17c/0x1f0 lib/refcount.c:25 … Call Trace: refcountadd:...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: Reverted “scsi: fcoe: Fix potential deadlock on &fip-ctlrlock”. This reversion involves commit 1a1975551943f681772720f639ff42fbaa746212. This commit causes interrupts to be lost for FCoE devices, as it changed the sping loc...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: hsr: avoided possible NULL dereference in skbclone The syzbot encountered a crash 1 in skbclone, caused by a bug in hsrgetuntaggedframe. When/if createstrippedskbhsr returns NULL, we must not attempt to call skbclone...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/packet: A race condition in packetsetring and packetnotifier has been fixed. When packetsetring releases po-bindlock, another thread may execute packetnotifier and process an NETDEVUP event. This race condition is similar to...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: Fixed a potential stack-out-of-bounds write in ath9kwmirspcallback. This bug involves writing to wmi-cmdrspbuf, a stack-allocated buffer that may become invalid when a timeout occurs. Set wmi-lastseqid to 0 when a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the net: mscc: ocelot section, there was an issue where the IFH SRCPORT field in ocelotifhsetbasic was incorrectly set. Packets injected by the CPU should have the SRCPORT field equal to the CPU port module index in the Analyz...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: streamzap: Fixed a race condition between device disconnection and urb callback. Syzkaller has reported a general protection fault in the function irraweventstorewithfilter. This crash occurs due to a NULL pointer...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net:sched: fix use-after-free in tapriochange In tapriochange, the admin pointer may become dangling due to the sched switch/removal caused by advancesched. The critical section protected by q-currententrylock is too small to...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: EFI: Fixed a potential NULL dereference in efememreservepersistent. When iterating over a linked list, the result of memremap is dereferenced without checking if it is NULL. This patch adds a check that falls back to allocating a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/fixmap: Fixed the VM debug warning when unmapping a fixmap entry. The unmapping of a fixmap entry is performed by calling setfixmap, with FIXMAPPAGECLEAR as the flag. Currently, powerpc setfixmap calls mapkernelpage...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: renesasusbhs: Flush the notifyhotplugwork When performing continuous unbind/bind operations on the USB drivers available on the Renesas RZ/G2L SoC, a kernel crash with the message “Unable to handle kernel NULL pointer...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel before version 6.3.8. The file fs/smb/server/smb2pdu.c in ksmbd contains an integer underflow and an out-of-bounds read during the deassemblenegcontexts function...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu: Fixed the refcount leak in armsmmudevice when armsmmurpmget fails. The armsmmurpmget function invokes pmruntimegetsync, which increases the refcount of “smmu”. This occurs even though the return value is less than...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The call to ksmbdvfskernpathendremoving is performed on some error paths. There are two places where ksmbdvfskernpathendremoving needs to be called in order to balance what the corresponding successful call to...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfc: nci: Fixed an uninitialized value in ncidevup and ncintfpacket. syzbot reported the following uninitialized value access issue 12: The ncirxwork function parses and processes received packets. When the payload length is...

Astra Linux – Vulnerabilities in Linux, Linux-5.15, Linux-5.10

In the Linux kernel, the following vulnerability has been resolved: Nilfs2: Do not write dirty data after degrading to read-only. According to the syzbot report, the call to markbufferdirty from nilfssegctordoconstruct outputs a warning with certain patterns after nilfs2 detects metadata corrupti...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: hwrng: ks-sa – fix division by zero in kssarnginit The issue of division by zero in kssarnginit was caused by missing clock pointer initialization. The clkgetrate function calls are performed on an uninitialized clk pointer,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: megaraidsas: Fix for a potential deadlock. This fix resolves the “possible circular locking dependency detected” warning. CPU0 CPU1 ---- ---- lock&instance-resetmutex; lock&shost-scanmutex; lock&instance-resetmutex;...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netsched: skbprio: Removal of overly strict queue assertions. In the current implementation, the skbprio enqueue/dequeue operations contain assertions that fail under certain conditions when SKBPRIO is used as a child qdisc under...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: vfio/type1: fixed the capmigration information leak A information leak occurred where an uninitialized hole in the struct vfioiommutype1infocapmigration structure on the stack was exposed to user space. The definition of struct...